US Bridges

N4671 over Creek

FairPosted for load

Sequoyah County, Oklahoma · 4.6 E .8 S of Sallisaw · Structure no. 013800000000000

Built
1924
101 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
47 ft
4 main spans
Daily traffic
200
2022 count
Owner
County
County Highway Agency

About this bridge

N4671 over Creek is a concrete culvert carrying N4671 over Creek in Sequoyah County, Oklahoma. It was built in 1924, so it is 101 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 200 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 47 ft (14.2 m) long and 23 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesN4671
CrossesCreek
Location4.6 E .8 S of Sallisaw
RouteCounty Highway N4671
Coordinates35.45056, -94.70667
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating28.5 US tons
Inventory rating21.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length47 ft (14.2 m)
Longest span10 ft (3 m)
Deck width23 ft (7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)
Projected traffic160 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N4671 over Creek built?

It was built in 1924, making it 101 years old in 2025.

What condition is N4671 over Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does N4671 over Creek carry?

About 200 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N4671 over Creek?

The structure is 47 ft (14.2 m) long with a longest span of 10 ft (3 m) and a deck 23 ft wide.

Who owns N4671 over Creek?

It is owned by the County Highway Agency.